Home / 3,864.20-5,332.58-2,372.07

Finding the Fourth Proportional to 3,864.20, 5,332.58 and 2,372.07

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Solution

The fourth proportional to 3,864.20, 5,332.58 and 2,372.07 is: 3,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.20 : 5,332.58 = 2,372.07 : x
  2. Step 2: Convert to fraction form
    3,864.20/5,332.58 = 2,372.07/x
  3. Step 3: Cross multiply
    3,864.20x = 5,332.58 × 2,372.07
  4. Step 4: Simplify right side
    3,864.20x = 12,649,241.18
  5. Step 5: Solve for x
    x = 12,649,241.18/3,864.20
  6. Step 6: Final answer
    x = 3,273.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.